Visual pigments and the early receptor potential of the isolated frog retina.
D000042:Absorption; D000200:Action Potentials; D000818:Animals; D001001:Anura; D003116:Color; D008027:Light; D010786:Photoreceptor Cells / Q000502:physiology; D012160:Retina / Q000502:physiology*; D012168:Retinal Pigments / Q000502:physiology*
D012168:Retinal Pigments